ALMD-LL36-WZ002 Equivalent & Substitute Parts

Part Overview

The ALMD-LL36-WZ002 is an amber 590nm LED indication component manufactured by Broadcom Limited, designed for surface mount applications in discrete 2.1V configurations. This Active product is a 4-SMD gull wing package with diffused lens characteristics, delivering 2140mcd at 20mA test current. Substitute parts are identified when equivalent electrical performance, mechanical compatibility, and compliance certifications align with the original specification, enabling seamless integration in production environments where component availability or supply chain optimization requires alternative sourcing.

Substiute Parts

ALMD-LL36-WZ002
Broadcom LimitedIn Stock: 1129ALMD-LL36-WZ002 Datasheet
ALMD-LL36-WZ002
Current Part
ALMD-LL37-XZ002
Broadcom LimitedIn Stock: 792ALMD-LL37-XZ002 Datasheet
ALMD-LL37-XZ002
Parametric Equivalent

Key Parameters

Parameter Value
Manufacturer Broadcom Limited
Color Amber
Wavelength - Dominant 590nm
Voltage - Forward (Vf) (Typ) 2.1V
Current - Test 20mA
Lens Transparency Diffused
Lens Style Oval with Domed Top
Mounting Type Surface Mount
Package / Case 4-SMD, Gull Wing
Size / Dimension 4.20mm L x 4.20mm W
Height (Max) 5.70mm
Viewing Angle 100°, 40°
RoHS Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2A (4 Weeks)
Product Status Active

Substitute Part Grouping Explanation

Substitution eligibility for the ALMD-LL36-WZ002 is determined by strict alignment across the following critical parameters:

  • Color and Wavelength: Amber 590nm dominant wavelength
  • Electrical Characteristics: 2.1V forward voltage and 20mA test current
  • Optical Properties: Diffused lens transparency with oval domed top lens style
  • Mechanical Compatibility: 4-SMD gull wing package, 4.20mm × 4.20mm footprint, 5.70mm maximum height
  • Viewing Angle: 100° and 40° specifications
  • Compliance: ROHS3 compliance and MSL 2A (4 Weeks) rating
  • Manufacturer: Broadcom Limited

The ALMD-LL37-XZ002 qualifies as a parametric equivalent substitute based on matching all critical parameters within this framework.

Parameter Comparison

Parameter ALMD-LL36-WZ002 ALMD-LL37-XZ002
Manufacturer Broadcom Limited Broadcom Limited
Color Amber Amber
Wavelength - Dominant 590nm 590nm
Voltage - Forward (Vf) (Typ) 2.1V 2.1V
Current - Test 20mA 20mA
Lens Transparency Diffused Diffused
Lens Style Oval with Domed Top Oval with Domed Top
Mounting Type Surface Mount Surface Mount
Package / Case 4-SMD, Gull Wing 4-SMD, Gull Wing
Size / Dimension 4.20mm L x 4.20mm W 4.20mm L x 4.20mm W
Height (Max) 5.70mm 5.70mm
Viewing Angle 100°, 40° 100°, 40°
Millicandela Rating 2140mcd 2280mcd
RoHS Status ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2A (4 Weeks) 2A (4 Weeks)
Product Status Active Active

Engineering Selection Recommendations

Both ALMD-LL36-WZ002 and ALMD-LL37-XZ002 maintain Active product status with full ROHS3 compliance and identical MSL 2A (4 Weeks) ratings. The ALMD-LL37-XZ002 demonstrates higher luminous intensity at 2280mcd compared to 2140mcd in the original part, while maintaining all electrical, mechanical, and optical specifications. Selection between these parts depends on application requirements for luminous intensity and supply chain availability. Both parts are suitable for direct substitution in surface mount LED indication circuits operating at 2.1V and 20mA test conditions.

Frequently Asked Questions (FAQ)

Q: Can ALMD-LL37-XZ002 replace ALMD-LL36-WZ002 in existing designs?

A: Yes. Both parts share identical electrical characteristics (2.1V forward voltage, 20mA test current), optical properties (590nm amber, diffused lens), mechanical dimensions (4.20mm × 4.20mm, 5.70mm height), and package configuration (4-SMD gull wing). The ALMD-LL37-XZ002 provides higher luminous intensity (2280mcd vs. 2140mcd) while maintaining all other specifications.

Q: Are there differences in compliance or handling requirements?

A: No. Both parts carry ROHS3 compliance and MSL 2A (4 Weeks) moisture sensitivity ratings, requiring identical storage and handling protocols.

Q: What is the primary difference between these parts?

A: The ALMD-LL37-XZ002 delivers 140mcd higher luminous intensity than the ALMD-LL36-WZ002. All other parameters remain equivalent.

Q: Are these parts interchangeable at the PCB footprint level?

A: Yes. Identical 4-SMD gull wing package dimensions and pin configurations ensure direct PCB footprint compatibility without layout modifications.

Q: Which part should be selected for new designs?

A: Selection depends on application luminous intensity requirements. The ALMD-LL37-XZ002 is suitable for applications requiring higher brightness output. Both parts are Active products with equivalent compliance certifications.

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